Home / 19,836.97-27,373.55-10,883.03

Finding the Fourth Proportional to 19,836.97, 27,373.55 and 10,883.03

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Solution

The fourth proportional to 19,836.97, 27,373.55 and 10,883.03 is: 15,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.97 : 27,373.55 = 10,883.03 : x
  2. Step 2: Convert to fraction form
    19,836.97/27,373.55 = 10,883.03/x
  3. Step 3: Cross multiply
    19,836.97x = 27,373.55 × 10,883.03
  4. Step 4: Simplify right side
    19,836.97x = 297,906,974.57
  5. Step 5: Solve for x
    x = 297,906,974.57/19,836.97
  6. Step 6: Final answer
    x = 15,017.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.